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Fencer Vulns
critical 9.8

CVE-2025-8570 json

BeyondCart Connector <= 3.0.1 - Missing Configuration of JWT Secret to Unauthenticated Privilege Escalation via determine_current_user Filter

published 2025-09-11 13 mo ago modified 2026-09-30 39 d ago also EUVD-2025-27645

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

The BeyondCart Connector plugin for WordPress is vulnerable to Privilege Escalation due to improper JWT secret management and authorization within the determine_current_user filter in versions 1.4.2 through 3.0.1. This makes it possible for unauthenticated attackers to craft valid tokens and assume any user’s identity.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
13 mo ago

Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • beyondcart BeyondCart Connector

Classification

Weakness
  • CWE-798 Use of Hard-coded Credentials
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.